403 lines
15 KiB
JavaScript
403 lines
15 KiB
JavaScript
/*!
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* Bootstrap dropdown.js v5.3.2 (https://getbootstrap.com/)
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* Copyright 2011-2023 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('@popperjs/core'), require('./base-component.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./dom/selector-engine.js'), require('./util/index.js')) :
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typeof define === 'function' && define.amd ? define(['@popperjs/core', './base-component', './dom/event-handler', './dom/manipulator', './dom/selector-engine', './util/index'], factory) :
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(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Dropdown = factory(global["@popperjs/core"], global.BaseComponent, global.EventHandler, global.Manipulator, global.SelectorEngine, global.Index));
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})(this, (function (Popper, BaseComponent, EventHandler, Manipulator, SelectorEngine, index_js) { 'use strict';
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function _interopNamespaceDefault(e) {
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const n = Object.create(null, { [Symbol.toStringTag]: { value: 'Module' } });
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if (e) {
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for (const k in e) {
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if (k !== 'default') {
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const d = Object.getOwnPropertyDescriptor(e, k);
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Object.defineProperty(n, k, d.get ? d : {
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enumerable: true,
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get: () => e[k]
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});
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}
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}
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}
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n.default = e;
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return Object.freeze(n);
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}
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const Popper__namespace = /*#__PURE__*/_interopNamespaceDefault(Popper);
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/**
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* --------------------------------------------------------------------------
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* Bootstrap dropdown.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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* --------------------------------------------------------------------------
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*/
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/**
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* Constants
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*/
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const NAME = 'dropdown';
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const DATA_KEY = 'bs.dropdown';
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const EVENT_KEY = `.${DATA_KEY}`;
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const DATA_API_KEY = '.data-api';
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const ESCAPE_KEY = 'Escape';
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const TAB_KEY = 'Tab';
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const ARROW_UP_KEY = 'ArrowUp';
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const ARROW_DOWN_KEY = 'ArrowDown';
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const RIGHT_MOUSE_BUTTON = 2; // MouseEvent.button value for the secondary button, usually the right button
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const EVENT_HIDE = `hide${EVENT_KEY}`;
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const EVENT_HIDDEN = `hidden${EVENT_KEY}`;
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const EVENT_SHOW = `show${EVENT_KEY}`;
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const EVENT_SHOWN = `shown${EVENT_KEY}`;
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const EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`;
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const EVENT_KEYDOWN_DATA_API = `keydown${EVENT_KEY}${DATA_API_KEY}`;
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const EVENT_KEYUP_DATA_API = `keyup${EVENT_KEY}${DATA_API_KEY}`;
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const CLASS_NAME_SHOW = 'show';
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const CLASS_NAME_DROPUP = 'dropup';
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const CLASS_NAME_DROPEND = 'dropend';
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const CLASS_NAME_DROPSTART = 'dropstart';
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const CLASS_NAME_DROPUP_CENTER = 'dropup-center';
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const CLASS_NAME_DROPDOWN_CENTER = 'dropdown-center';
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const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="dropdown"]:not(.disabled):not(:disabled)';
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const SELECTOR_DATA_TOGGLE_SHOWN = `${SELECTOR_DATA_TOGGLE}.${CLASS_NAME_SHOW}`;
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const SELECTOR_MENU = '.dropdown-menu';
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const SELECTOR_NAVBAR = '.navbar';
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const SELECTOR_NAVBAR_NAV = '.navbar-nav';
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const SELECTOR_VISIBLE_ITEMS = '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)';
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const PLACEMENT_TOP = index_js.isRTL() ? 'top-end' : 'top-start';
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const PLACEMENT_TOPEND = index_js.isRTL() ? 'top-start' : 'top-end';
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const PLACEMENT_BOTTOM = index_js.isRTL() ? 'bottom-end' : 'bottom-start';
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const PLACEMENT_BOTTOMEND = index_js.isRTL() ? 'bottom-start' : 'bottom-end';
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const PLACEMENT_RIGHT = index_js.isRTL() ? 'left-start' : 'right-start';
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const PLACEMENT_LEFT = index_js.isRTL() ? 'right-start' : 'left-start';
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const PLACEMENT_TOPCENTER = 'top';
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const PLACEMENT_BOTTOMCENTER = 'bottom';
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const Default = {
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autoClose: true,
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boundary: 'clippingParents',
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display: 'dynamic',
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offset: [0, 2],
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popperConfig: null,
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reference: 'toggle'
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};
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const DefaultType = {
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autoClose: '(boolean|string)',
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boundary: '(string|element)',
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display: 'string',
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offset: '(array|string|function)',
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popperConfig: '(null|object|function)',
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reference: '(string|element|object)'
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};
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/**
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* Class definition
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*/
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class Dropdown extends BaseComponent {
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constructor(element, config) {
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super(element, config);
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this._popper = null;
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this._parent = this._element.parentNode; // dropdown wrapper
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// TODO: v6 revert #37011 & change markup https://getbootstrap.com/docs/5.3/forms/input-group/
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this._menu = SelectorEngine.next(this._element, SELECTOR_MENU)[0] || SelectorEngine.prev(this._element, SELECTOR_MENU)[0] || SelectorEngine.findOne(SELECTOR_MENU, this._parent);
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this._inNavbar = this._detectNavbar();
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}
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// Getters
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static get Default() {
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return Default;
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}
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static get DefaultType() {
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return DefaultType;
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}
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static get NAME() {
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return NAME;
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}
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// Public
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toggle() {
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return this._isShown() ? this.hide() : this.show();
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}
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show() {
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if (index_js.isDisabled(this._element) || this._isShown()) {
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return;
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}
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const relatedTarget = {
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relatedTarget: this._element
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};
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const showEvent = EventHandler.trigger(this._element, EVENT_SHOW, relatedTarget);
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if (showEvent.defaultPrevented) {
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return;
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}
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this._createPopper();
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// If this is a touch-enabled device we add extra
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// empty mouseover listeners to the body's immediate children;
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// only needed because of broken event delegation on iOS
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// https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
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if ('ontouchstart' in document.documentElement && !this._parent.closest(SELECTOR_NAVBAR_NAV)) {
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for (const element of [].concat(...document.body.children)) {
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EventHandler.on(element, 'mouseover', index_js.noop);
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}
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}
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this._element.focus();
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this._element.setAttribute('aria-expanded', true);
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this._menu.classList.add(CLASS_NAME_SHOW);
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this._element.classList.add(CLASS_NAME_SHOW);
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EventHandler.trigger(this._element, EVENT_SHOWN, relatedTarget);
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}
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hide() {
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if (index_js.isDisabled(this._element) || !this._isShown()) {
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return;
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}
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const relatedTarget = {
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relatedTarget: this._element
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};
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this._completeHide(relatedTarget);
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}
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dispose() {
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if (this._popper) {
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this._popper.destroy();
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}
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super.dispose();
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}
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update() {
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this._inNavbar = this._detectNavbar();
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if (this._popper) {
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this._popper.update();
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}
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}
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// Private
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_completeHide(relatedTarget) {
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const hideEvent = EventHandler.trigger(this._element, EVENT_HIDE, relatedTarget);
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if (hideEvent.defaultPrevented) {
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return;
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}
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// If this is a touch-enabled device we remove the extra
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// empty mouseover listeners we added for iOS support
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if ('ontouchstart' in document.documentElement) {
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for (const element of [].concat(...document.body.children)) {
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EventHandler.off(element, 'mouseover', index_js.noop);
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}
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}
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if (this._popper) {
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this._popper.destroy();
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}
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this._menu.classList.remove(CLASS_NAME_SHOW);
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this._element.classList.remove(CLASS_NAME_SHOW);
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this._element.setAttribute('aria-expanded', 'false');
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Manipulator.removeDataAttribute(this._menu, 'popper');
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EventHandler.trigger(this._element, EVENT_HIDDEN, relatedTarget);
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}
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_getConfig(config) {
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config = super._getConfig(config);
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if (typeof config.reference === 'object' && !index_js.isElement(config.reference) && typeof config.reference.getBoundingClientRect !== 'function') {
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// Popper virtual elements require a getBoundingClientRect method
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throw new TypeError(`${NAME.toUpperCase()}: Option "reference" provided type "object" without a required "getBoundingClientRect" method.`);
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}
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return config;
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}
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_createPopper() {
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if (typeof Popper__namespace === 'undefined') {
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throw new TypeError('Bootstrap\'s dropdowns require Popper (https://popper.js.org)');
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}
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let referenceElement = this._element;
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if (this._config.reference === 'parent') {
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referenceElement = this._parent;
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} else if (index_js.isElement(this._config.reference)) {
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referenceElement = index_js.getElement(this._config.reference);
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} else if (typeof this._config.reference === 'object') {
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referenceElement = this._config.reference;
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}
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const popperConfig = this._getPopperConfig();
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this._popper = Popper__namespace.createPopper(referenceElement, this._menu, popperConfig);
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}
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_isShown() {
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return this._menu.classList.contains(CLASS_NAME_SHOW);
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}
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_getPlacement() {
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const parentDropdown = this._parent;
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if (parentDropdown.classList.contains(CLASS_NAME_DROPEND)) {
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return PLACEMENT_RIGHT;
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}
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if (parentDropdown.classList.contains(CLASS_NAME_DROPSTART)) {
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return PLACEMENT_LEFT;
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}
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if (parentDropdown.classList.contains(CLASS_NAME_DROPUP_CENTER)) {
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return PLACEMENT_TOPCENTER;
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}
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if (parentDropdown.classList.contains(CLASS_NAME_DROPDOWN_CENTER)) {
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return PLACEMENT_BOTTOMCENTER;
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}
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// We need to trim the value because custom properties can also include spaces
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const isEnd = getComputedStyle(this._menu).getPropertyValue('--bs-position').trim() === 'end';
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if (parentDropdown.classList.contains(CLASS_NAME_DROPUP)) {
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return isEnd ? PLACEMENT_TOPEND : PLACEMENT_TOP;
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}
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return isEnd ? PLACEMENT_BOTTOMEND : PLACEMENT_BOTTOM;
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}
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_detectNavbar() {
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return this._element.closest(SELECTOR_NAVBAR) !== null;
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}
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_getOffset() {
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const {
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offset
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} = this._config;
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if (typeof offset === 'string') {
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return offset.split(',').map(value => Number.parseInt(value, 10));
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}
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if (typeof offset === 'function') {
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return popperData => offset(popperData, this._element);
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}
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return offset;
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}
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_getPopperConfig() {
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const defaultBsPopperConfig = {
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placement: this._getPlacement(),
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modifiers: [{
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name: 'preventOverflow',
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options: {
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boundary: this._config.boundary
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}
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}, {
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name: 'offset',
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options: {
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offset: this._getOffset()
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}
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}]
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};
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// Disable Popper if we have a static display or Dropdown is in Navbar
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if (this._inNavbar || this._config.display === 'static') {
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Manipulator.setDataAttribute(this._menu, 'popper', 'static'); // TODO: v6 remove
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defaultBsPopperConfig.modifiers = [{
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name: 'applyStyles',
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enabled: false
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}];
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}
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return {
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...defaultBsPopperConfig,
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...index_js.execute(this._config.popperConfig, [defaultBsPopperConfig])
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};
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}
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_selectMenuItem({
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key,
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target
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}) {
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const items = SelectorEngine.find(SELECTOR_VISIBLE_ITEMS, this._menu).filter(element => index_js.isVisible(element));
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if (!items.length) {
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return;
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}
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// if target isn't included in items (e.g. when expanding the dropdown)
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// allow cycling to get the last item in case key equals ARROW_UP_KEY
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index_js.getNextActiveElement(items, target, key === ARROW_DOWN_KEY, !items.includes(target)).focus();
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}
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// Static
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static jQueryInterface(config) {
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return this.each(function () {
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const data = Dropdown.getOrCreateInstance(this, config);
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if (typeof config !== 'string') {
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return;
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}
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if (typeof data[config] === 'undefined') {
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throw new TypeError(`No method named "${config}"`);
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}
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data[config]();
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});
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}
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static clearMenus(event) {
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if (event.button === RIGHT_MOUSE_BUTTON || event.type === 'keyup' && event.key !== TAB_KEY) {
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return;
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}
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const openToggles = SelectorEngine.find(SELECTOR_DATA_TOGGLE_SHOWN);
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for (const toggle of openToggles) {
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const context = Dropdown.getInstance(toggle);
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if (!context || context._config.autoClose === false) {
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continue;
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}
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const composedPath = event.composedPath();
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const isMenuTarget = composedPath.includes(context._menu);
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if (composedPath.includes(context._element) || context._config.autoClose === 'inside' && !isMenuTarget || context._config.autoClose === 'outside' && isMenuTarget) {
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continue;
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}
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// Tab navigation through the dropdown menu or events from contained inputs shouldn't close the menu
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if (context._menu.contains(event.target) && (event.type === 'keyup' && event.key === TAB_KEY || /input|select|option|textarea|form/i.test(event.target.tagName))) {
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continue;
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}
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const relatedTarget = {
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relatedTarget: context._element
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};
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if (event.type === 'click') {
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relatedTarget.clickEvent = event;
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}
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context._completeHide(relatedTarget);
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}
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}
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static dataApiKeydownHandler(event) {
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// If not an UP | DOWN | ESCAPE key => not a dropdown command
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// If input/textarea && if key is other than ESCAPE => not a dropdown command
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const isInput = /input|textarea/i.test(event.target.tagName);
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const isEscapeEvent = event.key === ESCAPE_KEY;
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const isUpOrDownEvent = [ARROW_UP_KEY, ARROW_DOWN_KEY].includes(event.key);
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if (!isUpOrDownEvent && !isEscapeEvent) {
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return;
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}
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if (isInput && !isEscapeEvent) {
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return;
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}
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event.preventDefault();
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// TODO: v6 revert #37011 & change markup https://getbootstrap.com/docs/5.3/forms/input-group/
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const getToggleButton = this.matches(SELECTOR_DATA_TOGGLE) ? this : SelectorEngine.prev(this, SELECTOR_DATA_TOGGLE)[0] || SelectorEngine.next(this, SELECTOR_DATA_TOGGLE)[0] || SelectorEngine.findOne(SELECTOR_DATA_TOGGLE, event.delegateTarget.parentNode);
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const instance = Dropdown.getOrCreateInstance(getToggleButton);
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if (isUpOrDownEvent) {
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event.stopPropagation();
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instance.show();
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instance._selectMenuItem(event);
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return;
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}
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if (instance._isShown()) {
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// else is escape and we check if it is shown
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event.stopPropagation();
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instance.hide();
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getToggleButton.focus();
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}
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}
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}
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/**
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* Data API implementation
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*/
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EventHandler.on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_DATA_TOGGLE, Dropdown.dataApiKeydownHandler);
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EventHandler.on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_MENU, Dropdown.dataApiKeydownHandler);
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EventHandler.on(document, EVENT_CLICK_DATA_API, Dropdown.clearMenus);
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EventHandler.on(document, EVENT_KEYUP_DATA_API, Dropdown.clearMenus);
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EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
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event.preventDefault();
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Dropdown.getOrCreateInstance(this).toggle();
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});
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/**
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* jQuery
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*/
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index_js.defineJQueryPlugin(Dropdown);
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return Dropdown;
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}));
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//# sourceMappingURL=dropdown.js.map
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